AU644126B2 - Improvements relating to multi-focal eye lenses having diffractive power - Google Patents

Improvements relating to multi-focal eye lenses having diffractive power

Info

Publication number
AU644126B2
AU644126B2 AU69227/91A AU6922791A AU644126B2 AU 644126 B2 AU644126 B2 AU 644126B2 AU 69227/91 A AU69227/91 A AU 69227/91A AU 6922791 A AU6922791 A AU 6922791A AU 644126 B2 AU644126 B2 AU 644126B2
Authority
AU
Australia
Prior art keywords
multi
improvements relating
eye lenses
diffractive power
focal eye
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU69227/91A
Other versions
AU6922791A (en
Inventor
Chengwan Lu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deakin Research Ltd
Original Assignee
Deakin Research Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to AUPJ811390 priority Critical
Priority to AUPJ8113 priority
Application filed by Deakin Research Ltd filed Critical Deakin Research Ltd
Priority to AU69227/91A priority patent/AU644126B2/en
Publication of AU6922791A publication Critical patent/AU6922791A/en
Application granted granted Critical
Publication of AU644126B2 publication Critical patent/AU644126B2/en
Anticipated expiration legal-status Critical
Application status is Ceased legal-status Critical

Links

AU69227/91A 1990-01-08 1991-01-08 Improvements relating to multi-focal eye lenses having diffractive power Ceased AU644126B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AUPJ811390 1990-01-08
AUPJ8113 1990-01-08
AU69227/91A AU644126B2 (en) 1990-01-08 1991-01-08 Improvements relating to multi-focal eye lenses having diffractive power

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU69227/91A AU644126B2 (en) 1990-01-08 1991-01-08 Improvements relating to multi-focal eye lenses having diffractive power

Publications (2)

Publication Number Publication Date
AU6922791A AU6922791A (en) 1991-07-11
AU644126B2 true AU644126B2 (en) 1993-12-02

Family

ID=25635952

Family Applications (1)

Application Number Title Priority Date Filing Date
AU69227/91A Ceased AU644126B2 (en) 1990-01-08 1991-01-08 Improvements relating to multi-focal eye lenses having diffractive power

Country Status (1)

Country Link
AU (1) AU644126B2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3225789A (en) * 1988-04-01 1989-10-05 Minnesota Mining And Manufacturing Company Multi-focal diffractive ophthalmic lenses
AU3464789A (en) * 1988-05-19 1989-11-23 Essilor International Multiple contour diffractive lens
AU2501988A (en) * 1988-08-26 1990-03-01 Allen L. Cohen Multifocal optical device with novel phase zone plate

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3225789A (en) * 1988-04-01 1989-10-05 Minnesota Mining And Manufacturing Company Multi-focal diffractive ophthalmic lenses
AU3464789A (en) * 1988-05-19 1989-11-23 Essilor International Multiple contour diffractive lens
AU2501988A (en) * 1988-08-26 1990-03-01 Allen L. Cohen Multifocal optical device with novel phase zone plate

Also Published As

Publication number Publication date
AU6922791A (en) 1991-07-11

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